Patent US2805487A successfully refreshed from Google Patents.
US2805487A
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US
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Assignee: Individual
•
Filing: 1953-07-30
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Granted: 1957-09-10
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Expires: 1973-07-30
Abstract
No abstract record available.
Inventors
- 👤 Myron E Steczynski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 05:58
CPC Classifications
G; G01; G01B; G01B3/00; G01B3/38; G01B3/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1602645A
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US1591740A
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US1543244A
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US1535098A
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US1961647A
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US2200885A
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US2218111A
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US2561759A
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US2435268A
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US2622336A
Cited
US2680301A
Cited
US2707336A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-09 | 1961-03-11 | 1961-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-09 | 1965-03-11 | 1965-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-09 | 1969-03-11 | 1969-09-10 | $7700.00 | Window Closed / Lapsed |